It operated mostly in a ground attack role, particularly during the Allied invasion of France and the subsequent advance in the Low Countries and Germany.

The squadron's badge also referenced the Argentinian relationship with a lion passant on guard in front of a rising sun, the latter element being derived from the flag of Argentina.

It sought out German shipping and coastal targets but was also engaged in familiarisation with rockets which it began to use operationally on 20 August.

[2] By the end of the year the squadron was working in a fighter-bomber role although its Hurricanes were now deemed insufficient for front line service in Europe.

In January 1944, the squadron began to receive the Hawker Typhoon Mk Ib fighter, which were faster, more robust aircraft with greater firepower than their ageing Hurricanes.

[2] After providing support for the landing forces from southern England, the squadron moved to France in July, initially operating from Sommervieu.

164 Squadron attacked German armour, and after the Allied breakout moved forward through northern France and Belgium in support of the 21st Army Group.

Squadron Leader Ian Waddy succeeded Beake in August but after only a week in command was shot down and became a prisoner of war.